Gambusia

Gambusia is a genus of fish in the family Poeciliidae (order Cyprinodontiformes). They are often called topminnows, or simply gambusias; they are also known as mosquitofish which refers to two species, Gambusia affinis and Gambusia holbrooki.

Extinct species

The Amistad gambusia (Gambusia amistadensis) is the only extinct species.

Gambusia
Male Gambusia hispaniolae
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Cyprinodontiformes
Family:	Poeciliidae
Tribe:	Gambusiini
Genus:	Gambusia Poey, 1854